Search Results - "Tkaczyk, J"

Pulse pileup statistics for energy discriminating photon counting x-ray detectors by Wang, Adam S., Harrison, Daniel, Lobastov, Vladimir, Tkaczyk, J. Eric

“…Purpose: Energy discriminating photon counting x-ray detectors can be subject to a wide range of flux rates if applied in clinical settings. Even when the…”
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Reactive oxygen species production in the early and later stage of chronic ventilatory hypoxia by Hodyc, D, Johnson, E, Skoumalová, A, Tkaczyk, J, Maxová, H, Vízek, M, Herget, J

“…Pulmonary hypertension resulting from chronic hypoxia is at least partly caused by the increased production of reactive oxygen species (ROS). The goal of the…”
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Full breast digital mammography with an amorphous silicon-based flat panel detector: Physical characteristics of a clinical prototype by Vedantham, Srinivasan, Karellas, Andrew, Suryanarayanan, Sankararaman, Albagli, Douglas, Han, Sung, Tkaczyk, Eric J., Landberg, Cynthia E., Opsahl-Ong, Beale, Granfors, Paul R., Levis, Ilias, D’Orsi, Carl J., Hendrick, R. Edward

“…The physical characteristics of a clinical prototype amorphous silicon-based flat panel imager for full-breast digital mammography have been investigated. The…”
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Oxidative stress in the lung tissue--sources of reactive oxygen species and antioxidant defence by Tkaczyk, J, Vízek, M

“…Reactive oxygen species are oxygen-based molecules readily reacting with various compounds. It is already known that they play significant role in many…”
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The influence of thyroid function and bone turnover on lipoprotein profile in young physically active men with different insulin sensitivity by Kęska, A, Lutosławska, G, Czajkowska, A, Tkaczyk, J, Mazurek, K, Tomaszewski, P

“…Physical activity induces changes in the endocrine system. Previous data indicated that changes in insulin secretion and the tissue response to this hormone…”
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Low cost, thick CZT spectroscopic detectors by sensor-pack construction of multiple tile pieces by Tan Zhang, Yanfeng Du, Feng Pan, Tkaczyk, J. E., Chen, H., Bindley, G.

“…Feasibility of a potentially low-cost, large volume radiation detector device is demonstrated. The spectral response performance is mapped per pixel for CZT…”
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Reconstruction of Current Flow and Imaging of Current-Limiting Defects in Polycrystalline Superconducting Films by Pashitski, A. E., Gurevich, A., Polyanskii, A. A., Larbalestier, D. C., Goyal, A., Specht, E. D., Kroeger, D. M., DeLuca, J. A., Tkaczyk, J. E.

“…Magneto-optical imaging was used to visualize the inhomogeneous penetration of magnetic flux into polycrystalline TIBa$_2$Ca$_2$Cu$_3$O$_x$ films with high…”
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Effect of extended defects in planar and pixelated CdZnTe detectors by Camarda, G.S., Andreini, K.W., Bolotnikov, A.E., Cui, Y., Hossain, A., Gul, R., Kim, K.-H., Marchini, L., Xu, L., Yang, G., Tkaczyk, J.E., James, R.B.

“…We evaluated a spectroscopy-grade 15×15×7 mm 3 CdZnTe (CZT) crystal with a high μτ-product, >10 −2 cm 2/V, but impaired by microscopic extended defects, such…”
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Correlation between Te inclusion inspection by IR with spectral response performance for CZT sensor pack detectors by Yanfeng Du, Tkaczyk, J. E., Abramovich, G., Yi Liao, Nafis, C. A., Tan Zhang, Chen, H., McKenzie, J., Bindley, G.

“…The impact of Te inclusion on CZT detector spectral response is studied using IR defect mapping and depth-sensitive performance measurement. For high quality…”
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Modular sensor pack for large thickness cadmium zinc telluride (CZT) Gamma Radiation detectors by Zhang, T, Tkaczyk, J E, Andreini, K, Pan, F, Williams, Y Z, Du, Y, Chen, H, Bindley, G

“…The high cost of fine spectroscopic grade CZT crystals with large gamma-ray stopping power is a limiting factor for widespread utilization in detector…”
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Low-signature Cadmium Zinc Telluride CZT defect inspection by IR, ultrasound, etch pit density, and x-ray topography by Andreini, K, Tkaczyk, J E, Tan Zhang, Williams, Y Z, Nafis, C, Abramovich, G, Harding, K, Bednarczyk, P J, Chen, H, Bindley, G, McKenzie, J, Ragothomachar, B, Dudley, M

“…Widespread utilization of Cadmium Zinc Telluride (CZT) in nuclear radiation detectors is currently limited by the cost of high spectroscopic quality material…”
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Bleeding during critical illness: a prospective cohort study using a new measurement tool by Arnold, Donald M, Donahoe, Laura, Clarke, France J, Tkaczyk, Andrea J, Heels-Ansdell, Diane, Zytaruk, Nicole, Cook, Richard, Webert, Kathryn E, McDonald, Ellen, Cook, Deborah J

“…To estimate the incidence, severity, duration and consequences of bleeding during critical illness, and to test the performance characteristics of a new…”
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Spin-polarized electron tunneling study of an artificially layered superconductor with internal magnetic field: EuO-Al by TEDROW, P. M, TKACZYK, J. E, KUMAR, A

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Transport critical currents in spray pyrolyzed films of TlBa2Ca2Cu3Oz on polycrystalline zirconia substrates by TKACZYK, J. E, DELUCA, J. A, KARAS, P. L, BEDNARCZYK, P. J, GARBAUSKAS, M. F, ARENDT, R. H, LAY, K. W, MOODERA, J. S

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Blood antioxidant system during follicular and luteal phases of the menstrual cycle by Lutosławska, G, Tkaczyk, J, Hübner-Woźniak, E, Panczenko-Kresowska, B, Gajewski, A K

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High critical current densities in YBa2Cu3O7-x films on polycrystalline zirconia by NORTON, D. P, LOWNDES, D. H, BUDAI, J. D, CHRISTEN, D. K, JONES, E. C, LAY, K. W, TKACZYK, J. E

“…We report the growth on polycrystalline yttria-stabilized zirconia substrates of YBa2Cu3O7−x films with Jc (77 K)=11 000 A/cm2 and Jc (4.2 K)=122 000 A/cm2 by…”
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High temperature superconducting current leads for cryogenic applications in moderate magnetic fields by Dorri, B., Herd, K., Laskaris, E.T., Tkaczyk, J.E., Lay, K.W.

“…Large YBa/sub 2/Cu/sub 3/O/sub 7- delta / ceramic conductors suitable for bulk current applications have been fabricated using a magnetic technique to generate…”
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Dependence of critical current density on microstructure and processing of high-Tc superconductors by GOYAL, A, SPECHT, E. D, WANG, Z. L, KROEGER, D. M, SUTLIFF, J. A, TKACZYK, J. E, DELUCA, J. A, MASUR, L, RILEY, G. N

“…Microstructural origins for reduced weak-link behavior in high-Jc melt-processed YBCO, spray pyrolyzed thick films of T1-1223, metallic precursor Y-124…”
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The processing, properties, and prospects of Tl-1223 by Tkaczyk, J. E.

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Critical current as a function of film thickness for spray pyrolyzed films of TlBa2Ca2Cu3Oy by MOGRO-CAMPERO, A, BEDNARCZYK, P. J, TKACZYK, J. E, DELUCA, J. A

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